Firearm buttstock



FIG. 1 is a top perspective view of the firearm buttstock;

FIG. 2 is a back view of the firearm buttstock of FIG. 1;

FIG. 3 is a front view of the firearm buttstock of FIG. 1;

FIG. 4 is a left side view of the firearm buttstock of FIG. 1;

FIG. 5 is a right side view of the firearm buttstock of FIG. 1;

FIG. 6 is a top view of the firearm buttstock of FIG. 1; and,

FIG. 7 is a bottom view of the firearm buttstock of FIG. 1.

The broken lines shown in the drawings illustrate features of thearticle that form no part of the claim.

CLAIM The ornamental design for a firearm buttstock, as shown anddescribed.